/* 基本页面样式 */
body {
    font-family: Arial, sans-serif;
    background-color: #f9f9f9;
    margin: 0;
    padding: 0;
  }
  
  .container {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    padding: 20px;
    max-width: 1200px;
    margin: 0 auto;
  }
  
  .item {
    background-color: #fff;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    width: 48%;
    margin-bottom: 20px;
    padding: 20px;
    box-sizing: border-box;
    text-align: center;
  }
  
  .icon img {
    width: 60px;
    height: 60px;
    margin-bottom: 10px;
  }
  
  h3 {
    font-size: 18px;
    color: #333;
    margin-bottom: 10px;
  }
  
  p {
    font-size: 14px;
    color: #666;
  }
  
  /* 小屏幕适配 */
  @media (max-width: 768px) {
    .item {
      width: 48%;  /* 调整为两列 */
    }
  }
  
  @media (max-width: 480px) {
    .item {
      width: 100%;  /* 调整为一列 */
    }
  }
  